package com.example.homework8.fragment;

import android.os.Bundle;

import androidx.fragment.app.Fragment;

import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.widget.AdapterView;
import android.widget.ArrayAdapter;
import android.widget.ListView;

import com.example.homework8.R;
import com.example.homework8.adapter.RecordAdapter2;
import com.example.homework8.bean.RecordInfo;
import com.example.homework8.database.RecordDBHelper;

import java.util.ArrayList;
import java.util.List;

/**
 * A simple {@link Fragment} subclass.
 * Use the {@link CateFragment#newInstance} factory method to
 * create an instance of this fragment.
 */
public class CateFragment extends Fragment {

    // TODO: Rename parameter arguments, choose names that match
    // the fragment initialization parameters, e.g. ARG_ITEM_NUMBER
    private static final String ARG_PARAM1 = "param1";
    private static final String ARG_PARAM2 = "param2";

    // TODO: Rename and change types of parameters
    private String mParam1;
    private String mParam2;
    ArrayList<RecordInfo> goodsInfos = null;
    List<String> cateInfo = null;

    public CateFragment() {
        // Required empty public constructor
    }

    /**
     * Use this factory method to create a new instance of
     * this fragment using the provided parameters.
     *
     * @param param1 Parameter 1.
     * @param param2 Parameter 2.
     * @return A new instance of fragment CateFragment.
     */
    // TODO: Rename and change types and number of parameters
    public static CateFragment newInstance(String param1, String param2) {
        CateFragment fragment = new CateFragment();
        Bundle args = new Bundle();
        args.putString(ARG_PARAM1, param1);
        args.putString(ARG_PARAM2, param2);
        fragment.setArguments(args);
        return fragment;
    }

    @Override
    public void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        cateInfo = new ArrayList<>();
        if (getArguments() != null) {
            mParam1 = getArguments().getString(ARG_PARAM1);
            mParam2 = getArguments().getString(ARG_PARAM2);
        }
        goodsInfos = RecordDBHelper.getInstance(getActivity(),1).getAll();
        for (RecordInfo info: goodsInfos) {
            cateInfo.add(info.cate);
        }
    }
    ListView catelist ,goodslist;
    @Override
    public View onCreateView(LayoutInflater inflater, ViewGroup container,
                             Bundle savedInstanceState) {
        // Inflate the layout for this fragment
        View view = inflater.inflate(R.layout.fragment_cate, container, false);
        catelist = (ListView) view.findViewById(R.id.catelist);
        goodslist=(ListView) view.findViewById(R.id.goodslist);
        ArrayAdapter<String> arrayAdapter = new ArrayAdapter<String>(getActivity(),android.R.layout.simple_list_item_1,cateInfo);
        catelist.setAdapter(arrayAdapter);
        arrayAdapter.notifyDataSetChanged();
        ArrayList<RecordInfo> tempgoodsinfo = new ArrayList<>();
        RecordAdapter2 goodsAdapter = new RecordAdapter2(tempgoodsinfo,getActivity());
        goodslist.setAdapter(goodsAdapter);
        catelist.setOnItemClickListener(new AdapterView.OnItemClickListener() {
            @Override
            public void onItemClick(AdapterView<?> adapterView, View view, int i, long l) {
                tempgoodsinfo.clear();
                for (RecordInfo goods: goodsInfos) {
                    if(goods.cate.equals(cateInfo.get(i))){
                        tempgoodsinfo.add(goods);
                    }
                }
                RecordAdapter2 goodsAdapter = new RecordAdapter2(tempgoodsinfo,getActivity());
                goodslist.setAdapter(goodsAdapter);
                goodsAdapter.notifyDataSetChanged();
            }
        });


        return  view;
    }

}
